38118860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{541}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 86685312

約数和(自身を除く): 48566452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 541, 542, 1082, 1084, 1355, 2164, 2705, 2710, 3523, 5410, 5420, 7033, 7046, 10820, 14066, 14092, 17615, 28132, 35165, 35230, 70330, 70460, 140660, 146611, 293222, 586444, 733055, 1466110, 1905943, 2932220, 3811886, 7623772, 9529715, 19059430, 38118860]

約数ペア:

[(1, 38118860), (2, 19059430), (4, 9529715), (5, 7623772), (10, 3811886), (13, 2932220), (20, 1905943), (26, 1466110), (52, 733055), (65, 586444), (130, 293222), (260, 146611), (271, 140660), (541, 70460), (542, 70330), (1082, 35230), (1084, 35165), (1355, 28132), (2164, 17615), (2705, 14092), (2710, 14066), (3523, 10820), (5410, 7046), (5420, 7033)]